:root{--c-primary: #1890ff;--c-primary-dark: #096dd9;--c-header-bg: #1f2b3a;--c-sidebar-bg: #263445;--c-sidebar-hover: #2f4054;--c-bg: #f0f2f5;--c-card: #ffffff;--c-border: #e4e7ed;--c-text: #303133;--c-text-2: #606266;--c-text-3: #909399;--c-green: #389e0d;--c-green-bg: #f6ffed;--c-green-bd: #b7eb8f;--c-orange: #d46b08;--c-orange-bg: #fff7e6;--c-orange-bd: #ffd591;--c-red: #cf1322;--c-red-bg: #fff1f0;--c-red-bd: #ffa39e;--c-gray: #595959;--c-gray-bg: #fafafa;--c-gray-bd: #d9d9d9;--radius: 4px;--topbar-h: 56px;--sidebar-w: 220px}*{box-sizing:border-box}body{margin:0;font-family:PingFang SC,Hiragino Sans GB,Microsoft YaHei,Helvetica Neue,Arial,sans-serif;font-size:14px;line-height:1.6;color:var(--c-text);background:var(--c-bg)}a{color:var(--c-primary);text-decoration:none}h1,h2,h3,p{margin:0}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}.skip-link{position:absolute;top:-48px;left:12px;z-index:300;padding:8px 16px;background:var(--c-primary);color:#fff;border-radius:var(--radius);transition:top .15s}.skip-link:focus{top:8px;color:#fff}:focus-visible{outline:3px solid var(--c-primary);outline-offset:2px}.topbar{position:fixed;top:0;left:0;right:0;height:var(--topbar-h);display:flex;align-items:center;padding:0 24px;background:var(--c-header-bg);color:#fff;z-index:100}.topbar__brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:600;letter-spacing:1px}.topbar__logo{width:32px;height:32px;flex:none;display:flex;align-items:center;justify-content:center;border-radius:50%;background:var(--c-primary);color:#fff}.topbar__user{margin-left:auto;display:flex;align-items:center;gap:12px}.topbar__avatar{width:30px;height:30px;display:flex;align-items:center;justify-content:center;border-radius:50%;background:#ffffff29;color:#fff}.topbar__name{color:#ffffffe6}.topbar__logout{display:inline-flex;align-items:center;gap:5px;padding:4px 8px;border-radius:var(--radius);color:#ffffffa6;font-size:13px;cursor:pointer}.topbar__logout:hover{color:#fff;background:#ffffff1a}.sidebar{position:fixed;top:var(--topbar-h);bottom:0;left:0;width:var(--sidebar-w);padding:12px 0;background:var(--c-sidebar-bg);overflow-y:auto;z-index:90}.sidebar__link{display:flex;align-items:center;gap:10px;padding:12px 20px;color:#ffffffb8;border-left:3px solid transparent}.sidebar__link:hover{background:var(--c-sidebar-hover);color:#fff}.sidebar__link.is-active{background:var(--c-primary);border-left-color:#69c0ff;color:#fff}.sidebar__icon{width:16px;height:16px;flex:none}.content{margin-left:var(--sidebar-w);padding:calc(var(--topbar-h) + 20px) 24px 40px;min-width:720px}.page-title{display:flex;align-items:center;gap:8px;margin:0 0 16px;font-size:18px;font-weight:600}.page-title:before{content:"";width:4px;height:18px;border-radius:2px;background:var(--c-primary)}.card{background:var(--c-card);border:1px solid var(--c-border);border-radius:var(--radius)}.table-wrap{overflow-x:auto}.table{width:100%;border-collapse:collapse;background:#fff}.table th{padding:12px;text-align:left;font-weight:600;color:var(--c-text-2);white-space:nowrap;background:#fafafa;border-bottom:1px solid var(--c-border)}.table td{padding:12px;vertical-align:middle;border-bottom:1px solid var(--c-border)}.table tbody tr:hover{background:#f5f7fa}.table tbody tr:last-child td{border-bottom:none}.cell-clamp{display:-webkit-box;max-width:320px;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:2}.cell-index{color:var(--c-text-3)}.cell-user{white-space:nowrap;font-variant-numeric:tabular-nums}.cell-time{white-space:nowrap;color:var(--c-text-2);font-variant-numeric:tabular-nums}.cell-actions{white-space:nowrap}.table-footer{padding:12px 16px;text-align:right;color:var(--c-text-2);border-top:1px solid var(--c-border)}.badge{display:inline-block;padding:2px 10px;font-size:12px;line-height:20px;white-space:nowrap;border:1px solid;border-radius:11px}.badge--green{color:var(--c-green);background:var(--c-green-bg);border-color:var(--c-green-bd)}.badge--orange{color:var(--c-orange);background:var(--c-orange-bg);border-color:var(--c-orange-bd)}.badge--red{color:var(--c-red);background:var(--c-red-bg);border-color:var(--c-red-bd)}.badge--gray{color:var(--c-gray);background:var(--c-gray-bg);border-color:var(--c-gray-bd)}.badge--blue{color:#096dd9;background:#e6f7ff;border-color:#91d5ff}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:7px 16px;font:inherit;color:var(--c-text);background:#fff;border:1px solid var(--c-border);border-radius:var(--radius);cursor:pointer}.btn:hover{color:var(--c-primary);border-color:var(--c-primary)}.btn--primary{color:#fff;background:var(--c-primary);border-color:var(--c-primary)}.btn--primary:hover{color:#fff;background:var(--c-primary-dark);border-color:var(--c-primary-dark)}.btn--sm{padding:4px 12px;font-size:13px}.btn--danger{color:#fff;background:#ff7875;border-color:#ff7875}.btn--danger:hover{color:#fff;background:#ff4d4f;border-color:#ff4d4f}.cell-actions .btn+.btn{margin-left:8px}.field{margin-bottom:16px}.field__label{display:block;margin-bottom:6px;color:var(--c-text-2)}.input,.textarea{width:100%;padding:8px 12px;font:inherit;color:var(--c-text);background:#fff;border:1px solid var(--c-border);border-radius:var(--radius)}.input:focus,.textarea:focus{border-color:var(--c-primary);outline:none;box-shadow:0 0 0 2px #1890ff26}.textarea{min-height:96px;resize:vertical}.field__static{padding:8px 12px;color:var(--c-text-2);background:#f5f7fa;border-radius:var(--radius);word-break:break-all}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:200;display:none;align-items:center;justify-content:center;padding:20px;background:#00000073}.modal-overlay.is-open{display:flex}.modal{display:flex;flex-direction:column;width:100%;max-width:560px;max-height:86vh;background:#fff;border-radius:6px;box-shadow:0 6px 24px #0003}.modal__header{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;font-size:16px;font-weight:600;border-bottom:1px solid var(--c-border)}.modal__close{display:inline-flex;padding:4px;color:var(--c-text-3);background:none;border:none;border-radius:var(--radius);cursor:pointer}.modal__close:hover{color:var(--c-text)}.modal__body{padding:20px;overflow-y:auto}.modal__footer{padding:12px 20px;text-align:right;border-top:1px solid var(--c-border)}.modal__footer .btn+.btn{margin-left:8px}.modal--wide{max-width:760px}.pagination{display:flex;align-items:center;justify-content:flex-end;gap:8px;padding:14px 16px;border-top:1px solid var(--c-border)}.pagination__btn{min-width:32px;height:32px;padding:0 8px;font:inherit;color:var(--c-text-2);background:#fff;border:1px solid var(--c-border);border-radius:var(--radius);cursor:pointer}.pagination__btn:disabled{color:var(--c-text-3);background:#f5f7fa;cursor:not-allowed}.pagination__btn.is-active{color:var(--c-primary);border-color:var(--c-primary)}.conv-first{display:flex;align-items:center;gap:10px;max-width:340px}.conv-first .cell-clamp{max-width:240px}.conv-rounds{white-space:nowrap}.img-mock{width:72px;height:54px;flex:none;display:flex;align-items:center;justify-content:center;border-radius:4px;background:linear-gradient(135deg,#e8d9cf,#d4b8a5);color:#8c6d5a}.img-mock--lg{width:160px;height:120px}.chat-pic{max-width:240px;max-height:200px;border-radius:6px;border:1px solid var(--c-border)}.conv-thumb{width:72px;height:54px;flex:none;object-fit:cover;border-radius:4px;border:1px solid var(--c-border)}.chat-summary{margin-bottom:8px;color:var(--c-text-2)}.chat-round{padding:14px 0;border-top:1px dashed var(--c-border)}.chat-round:first-of-type{padding-top:4px;border-top:none}.chat-msg{margin-bottom:10px}.chat-msg:last-child{margin-bottom:0}.chat-msg__meta{display:flex;align-items:center;gap:8px;margin-bottom:4px;font-size:12px;color:var(--c-text-3)}.chat-msg__bubble{display:inline-block;max-width:100%;padding:8px 12px;border-radius:6px;word-break:break-all}.chat-msg--user .chat-msg__bubble{background:#e6f4ff;border:1px solid #bae0ff}.chat-msg--ai .chat-msg__bubble{background:#f5f7fa;border:1px solid var(--c-border)}.chat-msg__img{margin-bottom:6px}.chat-edit{padding:0;font-size:12px;color:var(--c-primary);background:none;border:none;cursor:pointer}.chat-edit:hover{text-decoration:underline}.chat-editor .textarea{margin-bottom:8px}.chat-editor__actions .btn+.btn{margin-left:8px}.round-review{display:flex;align-items:center;flex-wrap:wrap;gap:14px;margin-top:8px;font-size:13px;color:var(--c-text-2)}.round-review label{display:inline-flex;align-items:center;gap:5px;cursor:pointer}.table-toolbar{padding:14px 16px;border-bottom:1px solid var(--c-border)}.search-form{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.search-form .input{max-width:280px}.search-form select.input{width:auto;cursor:pointer}.fb-empty{color:var(--c-text-3)}.empty-cell{padding:40px 0!important;text-align:center;color:var(--c-text-3)}.uuid{font-family:Consolas,Courier New,monospace;font-size:12px;white-space:nowrap;color:var(--c-text-2)}td .uuid{cursor:pointer;border-radius:3px}td .uuid:hover{color:var(--c-primary)}.switch{position:relative;display:inline-block;width:44px;height:22px;vertical-align:middle}.switch__input{position:absolute;opacity:0;width:0;height:0}.switch__track{position:absolute;top:0;right:0;bottom:0;left:0;background:#d9d9d9;border-radius:11px;cursor:pointer;transition:background .2s}.switch__track:after{content:"";position:absolute;top:2px;left:2px;width:18px;height:18px;background:#fff;border-radius:50%;box-shadow:0 1px 3px #0003;transition:transform .2s}.switch__input:checked+.switch__track{background:#52c41a}.switch__input:checked+.switch__track:after{transform:translate(22px)}.word-chips{display:flex;flex-wrap:wrap;gap:8px;min-height:40px;padding:10px;background:#fafafa;border:1px solid var(--c-border);border-radius:var(--radius)}.word-chip{display:inline-flex;align-items:center;gap:4px;padding:2px 8px 2px 10px;font-size:13px;color:var(--c-text);background:#fff;border:1px solid var(--c-border);border-radius:3px}.word-chip__remove{display:inline-flex;padding:2px;color:var(--c-text-3);background:none;border:none;border-radius:2px;cursor:pointer}.word-chip__remove:hover{color:var(--c-red)}.word-add-row{display:flex;gap:8px;margin-top:10px}.word-add-row .input{flex:1}.level-options{display:flex;gap:16px;flex-wrap:wrap}.level-options label{display:inline-flex;align-items:center;gap:6px;cursor:pointer}.login-wrap{display:flex;align-items:center;justify-content:center;min-height:100vh;background:linear-gradient(135deg,#1f2b3a,#263445 55%,#1a3a52)}.login-card{width:100%;max-width:400px;margin:20px;padding:40px 36px 32px;background:#fff;border-radius:8px;box-shadow:0 12px 40px #00000059}.login-logo{width:64px;height:64px;margin:0 auto 16px;display:flex;align-items:center;justify-content:center;border-radius:50%;background:var(--c-primary);color:#fff}.login-title{font-size:22px;font-weight:600;text-align:center}.login-sub{margin:6px 0 28px;font-size:13px;color:var(--c-text-3);text-align:center}.login-field{position:relative;margin-bottom:18px}.login-field__icon{position:absolute;top:50%;left:12px;width:16px;height:16px;transform:translateY(-50%);color:var(--c-text-3);pointer-events:none}.login-field .input{padding-left:38px;height:42px}.login-error{margin:-8px 0 12px;font-size:13px;color:var(--c-red)}.login-options{display:flex;align-items:center;margin-bottom:20px;color:var(--c-text-2);font-size:13px}.login-options label{display:inline-flex;align-items:center;gap:6px;cursor:pointer}.login-submit{width:100%;height:42px;font-size:15px;letter-spacing:6px}@media (max-width: 900px){:root{--sidebar-w: 60px}.sidebar__label{display:none}.sidebar__link{justify-content:center;padding:14px 0}.content{min-width:0}}